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Hooker BlackHeart Engine and Transmission Mounting Brackets

LS Swap Engine & Transmission Mounting Brackets 1995-1998 Nissan 240SX chassis (S14)

PART# 12654HKR

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Hooker BlackHeart LS engine swap mounts are designed to make the task of swapping an LS engine into your vehicle of choice an easy task. Hooker BlackHeart released it's LS Engine Swap mount brackets and transmission cross member kit for the S14 Nissan 240SX chassis to give enthusiasts a more economical way of accomplishing the LS/T56 trans swap combination. These CAD designed, steel constructed mount plates offer precision fitment and a robust, cost effective mounting solution to those wanting to take on this popular swap combination. These plates are designed to be used in conjunction with Creative Steel poly mount inserts and transmission mount 71223029HKR or 71223030HKR. Install with our S13/S14 LS Engine Swap headers (part #'s 8101HKR, 8101-1HKR, 8101-3HKR, 8101-7HKR) and you'll have a complete and powerful swap that bolts right in!


  • Engine mount brackets are constructed of sturdy 3/8” thick cold rolled steel, transmission mount is 1/4'' steel
  • Designed for light weight, rigidity and a clean appearance
  • Only accommodates LS engines equipped with T-56 transmissions (can NOT be used with automatic transmissions)
  • Precision fabricated for perfect alignment
  • Engine brackets are zinc plated/transmission mount is powdercoated for durability and corrosion resistance
  • Perfect for use with Hooker’s growing family of Gen III/IV (LS1/LS2/LS6/LS7) engine swap headers
  • This swap kit is compatible with ALL Sikky brand swap components (oil pan, drive-shaft, anti-roll bar, etc.)
  • This swap kit is also compatible with the Canton Racing oil pan developed specifically for use with GM LS swaps into the S14 Nissan chassis.


BrandHooker BlackHeart
Emission Code5
Motor TypeGM LS
Product TypeEngine & Transmission Mount Kit
TransmissionT56 GM
Transmission TypeT-56
Type of ComponentEngine & Transmission Mount Kit
Part Number12654HKR



This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

Tech Resources

Please refer to Technical Information link below for installation instructions. Links to required parts for use with this mount kit: Creative Steel Polyurethane Mount website link: Creative Steel *NOT COMPATIBLE WITH TREMEC TR6060 TRANSMISSIONS.


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